MAF87072

View detailed technical data, stock status, and sourcing information for: MAF87072
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-088-6439

Item Name Code

41756

Assigment Date

12/24/1967 (58 years ago)

A hardened externally threaded fastener whose thread extends to the bearing surface of the head. The thread may be fluted or otherwise designed to cut or form its own mating thread. Excludes:screw, assembled washer.

0.125 inches nominal head height, 0.469 inches minimum and 0.531 inches maximum fastener length, 0.312 inches nominal width between flats, hexagon extended washer head style, 0.406 inches nominal extended washer diameter

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Fastener Length: 0.469 inches minimum and 0.531 inches maximum
Head Style: hexagon extended washer
Head Height: 0.125 inches nominal
Width Between Flats: 0.312 inches nominal
Extended Washer Diameter: 0.406 inches nominal
Extended Washer Thickness: 0.019 inches minimum and 0.031 inches maximum
Internal Drive Style: slot
Nonmachine Thread Style: thru slot (type d)
Nonmachine Nominal Thread Diameter: 0.190 inches
Material: steel overall
Material Document And Classification: astm 103 assn std single material response overall
Surface Treatment: zinc overall
Surface Treatment Document And Classification: qq-z-325,ty 2,cl 3 fed spec single treatment response overall

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
MAF87072	Tapping Screw

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5305-00-088-6439?

The FSCG of the NSN 5305-00-088-6439 is 5305

Does the NSN 5305-00-088-6439 have a Schedule B code assigned?

Yes, the Schedule B code is 7318140000

Does NSN 5305-00-088-6439 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 5305-00-088-6439 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-088-6439 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 5305-00-088-6439 was assigned to the Federal Catalog?

It was assigned 58 years ago, on Sun, Dec 24, 1967